#1F3798 Color

#1F3798 is rgb(31, 55, 152) in RGB and hsl(228, 66%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F3798

HEX#1F3798

RGBrgb(31, 55, 152)

HSLhsl(228, 66%, 36%)

HSVhsv(228, 80%, 60%)

OKLCHoklch(38.6% 0.161 267.3)

CMYKcmyk(80%, 64%, 0%, 40%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F3798 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.2:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.06:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F3798 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F3798 Complementary#98801F Analogous#1F7498 Analogous#441F98 Triadic#981F37 Triadic#37981F

Tints & Shades

Lighter tints and darker shades of #1F3798, useful for hover states, backgrounds, and text variants.

Tints

#2745BE #3C5BD7 #627BDF #8498E6 #AAB8EE #D0D8F5

Shades

#1B3083 #172A72 #13225D #101C4C #0B1437 #080E26

Use #1F3798 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex